NOW TO THIS WEEKEND'S "ARTS AVENUE"... TODAY WE ARE FEATURING THE "MILWAUKEE CHILDREN'S CHOIR," WHO ARE CELEBRATING THEIR 20TH ANNIVERSARY WITH A SPECIAL CONCERT AND LOOKING FOR NEW STUDENTS! I'M JOINED BY ARTISTIC DIRECTOR MARCO MELENDEZ. GOOD MORNING, MARCO! TO RECAP, THE MILWAUKEE CHILDREN'S CHOIR WILL HOLD THEIR 20TH ANNIVERSARY CONCERT NEXT SUNDAY, JUNE FIRST. IT WILL BE AT THE M- A-T-C DOWNTOWN CAMPUS ON SIXTH STREET AT FOUR-30 P-M. WE HAVE TICKET INFORMATION ON OUR WEBSITE, WISN DOT COM. JUST CLICK ON THE